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Overview DRV versions
In the past the software of the primary processor on the pc-board DRV was changed and improvments had been
implemented. The different versions were marked manually on the grey bus-voltage foil capacitors.
marking
description
none
initial version
“S”
-useage since week 21 2014
-
power-up phase stabilized (switching of power-up relays)
“R17”
-useage since week 11 2015
-quicker balancing of bus-voltages
-automatic reset of overvoltage error message